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DFL-TECH GEOTECHNICAL SUPPORT SERVICES MONITORING WELL`FIELD LOG 1998 SAMPLE LOCATION 1 MW - 8D DATE: 11/11/98 PROJECT NAME: DELMONTE•STOCKTON ANALYSIS PERFORMED: SEE CHAIN OF CUSTODY ADDRESS: I10 FILBERT SAMPLE TIME: 8:16, CITY.STATE: STOCKTON,CALIF. SAMPLE CONTAINERS: 4 V.O.A.'s/ 1 BLANK SITE CONTACT: RICHARD FISH PRESERVATIVES: HCL CONSULTANT: DELMONTE LAB.ANALYSIS BY: BSK LABS PROJECT MANAGER RICHARD FISH MONUMENT: FLUSH j .SAMPLER: DEL-TECH WELL CASING MATERIAL PVC SIGNED: WELL CASING DIA.: 4" 1 0.6528 SAMPLE MEDIA. . GROUNDWATER P.I.D.READING/ODOR: 0 PPM NONE TOP OF CASING ELE ION: MSL COLOR: LT.BRN.TO CLEAR DEPTH TO WATER: (feeLI.00th's) 48.47 FEET CALC.PURGE VOL.: 59.76384 GAL. DEPTH OF WELL: (feet.10(Ith's) 140.02 FEET TOTAL VOLUME PURGED: 180 GAL. STANDING WATER COLUMN: 91.55 FEET DEPTH OF PUMP 134 FEET FIELD PARAMETERS TIME CASING DRAW PUMPING pH E.C. TEMP. O.R.P. DISSOLVEE TURBIDITY~ VOLUM:: DOWN RATEOXYGEN COLOR PER PURGE (D.T'.W.) (CPMALPM) (units) (UsMFIOS) (Celsius) (Mr0115) (PPM) (IN.T.U.) 0 NIA 2,0 GPM 7.51 359 17.1 125 NIA LT.BRN. it 60 7.55 383 20.2 114 CLEAR 120 7.56 380 20.8 94 180 7.52 379 20.4 97 " PURGE_METHOD: 2"GRUNDFOS SUBMERSIBLE PUMP SAMPLE METHOD: F STAINLESS STEEL HAILER W/STAINLESS STEEL.WIRE LINE D.T.W.AFTER PURGE: D.T.W.AT SAMPLE,TIME: 53.91' ` WELL INTEGRITY: CAP&SEAL ARE SECURE. WELL LOCATION: SEE SITE MAP, M1 REMARKS: WEATHER: OVERCAST SKIES. WIND: NW5 QUALITY CONTROL: ALL PURGING E UIPMEN'AND SAMPLING EQUIPMENT WAS CLEANED IN THE f FIELD WITH A STEAMCLEANER do ALCONOX SOAP. NEW NITRILE GLOVES. CONTAINMENT: D.O.T. 1755 GAL STEEL DRUM OR 60 GAL POLY DRUM. INSTRUMENTATION: Y.S.I.3560 FLOWCELL Y.S.I.DISSOLVED OXYGEN METER SOLINIST SLOPE MMM THERMODINE 5805 P.I.D, I- KF.CK INTERFACE METER TURBIDITY METER f If